Pith Number

pith:L5PIMJKX

pith:2011:L5PIMJKXC7YEQD63UTP5WUX7K7

not attested not anchored not stored refs pending

Subgroup posets, Bredon cohomology and equivariant Euler characteristics

Conchita Mart\'inez-P\'erez

arxiv:1111.3772 v2 · 2011-11-16 · math.GR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5PIMJKXC7YEQD63UTP5WUX7K7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:01:37.822462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f5e86255717f0480fdba4dfdb52ff57c3ad81ac0ae007992e3241548aa3204f

Aliases

arxiv: 1111.3772 · arxiv_version: 1111.3772v2 · doi: 10.48550/arxiv.1111.3772 · pith_short_12: L5PIMJKXC7YE · pith_short_16: L5PIMJKXC7YEQD63 · pith_short_8: L5PIMJKX

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/L5PIMJKXC7YEQD63UTP5WUX7K7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5f5e86255717f0480fdba4dfdb52ff57c3ad81ac0ae007992e3241548aa3204f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8304531d45e37ae007dc517b5d5003508fc9421bc102e7e985789016741e7e85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2011-11-16T11:49:38Z",
    "title_canon_sha256": "eeb4eb85f1fe550d68a1d18ff9b0b52059c76849fc355ce88da5694216fad9b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.3772",
    "kind": "arxiv",
    "version": 2
  }
}